Root Calculator - Calculator See


Root Calculator

Calculate square roots, cube roots, and general nth roots of any positive or negative real number.

Calculator Inputs

Number under the radical sign.
Degree of root (2 = square root, 3 = cube root).

Calculated Results

Nth Root Result
4.000 (Cube root of 64)
Equivalent Exponent 64^(1/3)
Square of Result 16.000
Root Degree (n) 3 (Cube Root)
Values calculate live as you adjust inputs.

About Root Calculator

Computes radical evaluations finding the real value r such that r^n = x.

What is Root Calculator?

Computes radical evaluations finding the real value r such that r^n = x.

How to Use This Calculator

  1. Enter the radicand x.
  2. Specify the root degree n.
  3. View computed root.

The Mathematical Formula & Variables

nth root of x = x^(1 / n)

Step-by-Step Worked Example

Scenario: Find the 3rd root (cube root) of 64.

  1. 4 * 4 * 4 = 64.
  2. Therefore, the cube root of 64 is 4.

Result: 4.000

Frequently Asked Questions

Can you take the root of a negative number?

Odd roots of negative numbers (like cube root of -8 = -2) are real. Even roots of negative numbers require imaginary numbers (i).